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Sharp's New Semiconductor Laser for Triple- and Quadruple- Layer Blu-ray Discs
Sep 18, 2009 |
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(PhysOrg.com) -- Sharp Corporation has announced the development of a new 500 mW semiconductor laser for triple- and quadruple- layer Blu-ray discs.
Roadrunner supercomputer models nonlinear physics of high-power lasers
Oct 28, 2009 |
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For years scientists have struggled with the difficult physics of inertial confinement fusion. This is the attempt to compress a target capsule containing isotopes of hydrogen with high-powered lasers to high enough pressure ...
Researchers use trident laser to accelerate protons to record energies
Nov 02, 2009 |
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An international team of physicists at Los Alamos National Laboratory has succeeded in using intense laser light to accelerate protons to energies never before achieved. Using this technique, scientists can ...
Powerful laser sheds light on fast ignition and high energy density physics
Nov 02, 2009 |
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A new generation of high-energy (>kJ) petawatt (HEPW) lasers is being constructed worldwide to study high intensity laser matter interactions, including fast ignition. Fast ignition is a laser-based technique ...
Lasers put a shine on metals
Nov 03, 2009 |
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(PhysOrg.com) -- Polishing metal surfaces is a demanding but monotonous task, and it is difficult to find qualified young specialists. Polishing machines do not represent an adequate alternative because they ...
Laser Fusion and Exawatt Lasers
Oct 01, 2009 |
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(PhysOrg.com) -- In the recent past, producing lasers with terawatt (a trillion watts) beams was impressive. Now petawatt (a thousand trillion watts, or 10^15 watts) lasers are the forefront of laser research. Some labs are ...
Ericsson developing a 'spider' computer (w/ Video)
Electronics / Consumer & Gadgets
Oct 30, 2009 |
3.7 / 5 (7) |
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(PhysOrg.com) -- Ericsson has produced a prototype of a portable computer that projects the screen and keyboard, and a mock-up of a "spider" computer that will be small enough to carry in a pocket.
Lasers generate underwater sound
Sep 04, 2009 |
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Scientists at the Naval Research Laboratory (NRL) are developing a new technology for use in underwater acoustics. The new technology uses flashes of laser light to remotely create underwater sound. The new ...
Measuring distances in microseconds
Nov 05, 2009 |
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(PhysOrg.com) -- Standard laser devices are fast enough for measuring the size of a room, but they need to be faster for outdoor mobile applications. Researchers have brought these scanners up to speed -- ...
Researchers identify better laser for treating facial spider veins
Oct 06, 2009 |
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(PhysOrg.com) -- Researchers from Boston University School of Medicine (BUSM) have concluded that the 940nm wavelength laser is superior for treating facial spider veins (telangiectasias) as compared to the 532nm wavelength ...
Bioactive glass nanofibers produced
Nanotechnology / Nanomaterials
Dec 18, 2009 |
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A team of researchers from the University of Vigo, Rutgers University in the United States and Imperial College London, in the United Kingdom, has developed "laser spinning", a novel method of producing glass ...
Researchers develop drug delivery system using nanoparticles and lasers
Nanotechnology / Bio & Medicine
Sep 10, 2009 |
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Researchers at UC Santa Barbara have developed a new way to deliver drugs into cancer cells by exposing them briefly to a non-harmful laser. Their results are published in a recent article in ACS Nano, a jour ...
Building a more versatile laser
Nov 16, 2009 |
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(PhysOrg.com) -- One of the drawbacks associated with using semiconductor lasers is that many of them can only produce a beam of a single wavelength, and can only send that beam in one direction at a time. ...
Research is shattering traditioinal notions of laser limits
Dec 07, 2009 |
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Air Force Office of Scientific Research and National Science Foundation-funded professor, Dr. Xiang Zhang has demonstrated at the University of California, Berkeley the world's smallest semiconductor laser, ...
Researchers demonstrate 100-watt-level mid-infrared lasers
Dec 01, 2009 |
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Northwestern University researchers have achieved a breakthrough in quantum cascade laser output power, delivering 120 watts from a single device at room temperature.
